Pageguide
An interactive guide for web page elements using jQuery and CSS3
q Tip2
qTip2 - Pretty powerful tooltips
jQuery Dynatable
A more-fun, semantic, alternative to datatables
jQuery Knob
Nice, downward compatible, touchable, jQuery dial
Material Ui
React components that implement Google's Material Design.
Rangeslider.js
HTML5 input range slider element polyfill. —
Typeit
The most versatile JavaScript typewriter effect library on the planet.
Typeahead.js
A fast and fully-featured autocomplete library
Semantic Ui
Semantic empowers designers and developers by creating a shared vocabulary for UI.
Rome
Customizable date (and time) picker. Opt-in UI, no jQuery!
Bootswatch
Themes for Bootstrap
Timeline JS
TimelineJS: A Storytelling Timeline built in JavaScript.
Onepage Scroll
Create an Apple-like one page scroller website (iPhone 5S website) with One Page Scroll plugin
Bootbox
Wrappers for JavaScript alert(), confirm() and other flexible dialogs using Twitter's bootstrap framework
Clndr
a jQuery calendar plugin that uses HTML templates
Messenger
Growl-style alerts and messages for your app. #hubspot-open-source
Jquery.payment
A general purpose library for building credit card forms, validating inputs and formatting numbers.